Jasper
Jasper (Silicon Dioxide, SiO2)
sedimentary
Category
Organic Gem Material (Botanical)
Browse organic gem material (botanical) specimens identified by the Rock Identifier community.
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Green Jasper (with Quartz veining)
Jasper (Silica-rich microcrystalline variety of Quartz), formula: SiO2
sedimentary
Chert (variant Flint)
Silicon Dioxide (SiO2)
sedimentary
Lodolite (Garden Quartz)
Silicon Dioxide (SiO2) with inclusions (Chlorite, Hematite, etc.)
mineral
Turquenite (Dyed Howlite)
Dyed Ca2B5SiO9(OH)5 (Calcium Borosilicate Hydroxide)
mineral
Amethyst (Tumbled)
Silicon Dioxide (SiO2) with iron impurities
mineral
Peridot
Olivine ((Mg, Fe)2SiO4)
mineral
Banded Chert / Flint
Microcrystalline Quartz (SiO2)
sedimentary
Chert (specifically Yellow/Brown Chert or Flint)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
sedimentary
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Smoky Quartz in Matrix
Silicon dioxide (SiO2) within Pegmatite/Gneiss
igneous
Smoky Quartz
Smoky Quartz (SiO2)
mineral
Red Jasper (Banded Jasper)
Jasper (Silicon Dioxide, SiO2)
sedimentary
Smoky Quartz and Clear Quartz Geode
Silicon Dioxide (SiO2)
mineral
Smoky Quartz on Matrix
Silicon Dioxide (SiO2) with trace impurities and aluminum inclusions
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Green Tourmaline
Elbaite (Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)4)
mineral
Bort or Carbonado
C - Polycrystalline Diamond
mineral
Amethyst
Amethyst (Silicon Dioxide - SiO2 with iron impurities)
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Green Jasper
Silicon Dioxide (SiO2) with mineral inclusions
sedimentary
Smoky Quartz (with possible Garnet inclusions)
Silicon Dioxide (SiO2)
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Yellow Jasper
Silicon Dioxide (SiO2) with Goethite/Iron oxide inclusions
sedimentary
Smoky Quartz with Siderite and Pyrite
Silicon Dioxide (SiO2) with Ferrous Carbonate (FeCO3) and Iron Sulfide (FeS2)
mineral
Smoky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Smoky Quartz and Pyrite Cluster
Silicon Dioxide (SiO2) with Iron Sulfide (FeS2)
mineral
Smoky Quartz
Smoky Quartz (SiO2 - Silicon Dioxide with trace impurities of aluminum)
mineral
Peridot
Olivine (Mg, Fe)2SiO4
mineral
Quartz (Smoky Quartz variant)
Silicon Dioxide (SiO2)
mineral
Banded Chert
Microcrystalline Quartz (SiO2)
sedimentary
Lake Superior Agate
Chalcedony (SiO2) with iron inclusions
mineral
Moonstone
Orthoclase (KAlSi3O8) with Albite (NaAlSi3O8) intergrowths
mineral
Moonstone
Orthoclase Feldspar (KAlSi3O8) with inclusions of Albite
mineral
Smoky Quartz (Rough Specimen)
Silicon Dioxide (SiO2)
mineral
Red Jasper
Silicon Dioxide with Hematite (SiO2 + Fe2O3)
sedimentary
Red Jasper
Silicon Dioxide (SiO2) with Hematite inclusions
sedimentary
Amethyst
Quartz (Silicon Dioxide, SiO2)
mineral
Smoky Quartz
Silicon Dioxide (SiO₂)
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Moonstone
Orthoclase Feldspar ((K,Na)AlSi3O8)
mineral